Consider the activities, duration, and predecessor relationships in the following network. Draw the network and answer the questions that follow. Activity Description Immediate Predecessors Optimistic weeks Most likely Weeks Pessimistic Weeks A - 4 7 10 B A 2 8 20 C A 8 12 16 D B 1 2 3 E D, C 6 8 22 F C 2 3 4 G F 2 2 2 H F 6 8 10 I E, G, H 4 8 12 J I 1 2 3 What is the expected time for activity B What is the variance for activity B Based on the calculation of estimated times, what is the critical path What is the estimated time of the critical path What is the activity variance along the critical path
Consider the activities, duration, and predecessor relationships in the following network. Draw the network and answer the questions that follow. Activity Description Immediate Predecessors Optimistic weeks Most likely Weeks Pessimistic Weeks A - 4 7 10 B A 2 8 20 C A 8 12 16 D B 1 2 3 E D, C 6 8 22 F C 2 3 4 G F 2 2 2 H F 6 8 10 I E, G, H 4 8 12 J I 1 2 3 What is the expected time for activity B What is the variance for activity B Based on the calculation of estimated times, what is the critical path What is the estimated time of the critical path What is the activity variance along the critical path
Practical Management Science
6th Edition
ISBN:9781337406659
Author:WINSTON, Wayne L.
Publisher:WINSTON, Wayne L.
Chapter2: Introduction To Spreadsheet Modeling
Section: Chapter Questions
Problem 20P: Julie James is opening a lemonade stand. She believes the fixed cost per week of running the stand...
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Question
Consider the activities, duration, and predecessor relationships in the following network. Draw the network and answer the questions that follow.
|
Activity Description |
Immediate Predecessors |
Optimistic weeks |
Most likely Weeks |
Pessimistic Weeks |
|
A |
- |
4 |
7 |
10 |
|
B |
A |
2 |
8 |
20 |
|
C |
A |
8 |
12 |
16 |
|
D |
B |
1 |
2 |
3 |
|
E |
D, C |
6 |
8 |
22 |
|
F |
C |
2 |
3 |
4 |
|
G |
F |
2 |
2 |
2 |
|
H |
F |
6 |
8 |
10 |
|
I |
E, G, H |
4 |
8 |
12 |
|
J |
I |
1 |
2 |
3 |
What is the expected time for activity B
What is the variance for activity B
Based on the calculation of estimated times, what is the critical path
What is the estimated time of the critical path
What is the activity variance along the critical path
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